xref: /llvm-project/flang/test/Lower/OpenMP/delayed-privatization-pointer.f90 (revision ff78cd5f3d6ae8e7084f0aff4df4164ff5a38af9)
1! Test delayed privatization for pointers: `private`.
2
3! RUN: %flang_fc1 -emit-hlfir -fopenmp -mmlir --openmp-enable-delayed-privatization \
4! RUN:   -o - %s 2>&1 | FileCheck %s
5! RUN: bbc -emit-hlfir -fopenmp --openmp-enable-delayed-privatization -o - %s 2>&1 |\
6! RUN:   FileCheck %s
7
8subroutine delayed_privatization_pointer
9  implicit none
10  integer, pointer :: var1
11
12!$omp parallel firstprivate(var1)
13  var1 = 10
14!$omp end parallel
15end subroutine
16
17! CHECK-LABEL: omp.private {type = firstprivate}
18! CHECK-SAME: @[[PRIVATIZER_SYM:.*]] : [[TYPE:!fir.ref<!fir.box<!fir.ptr<i32>>>]] alloc {
19
20! CHECK-NEXT: ^bb0(%[[PRIV_ARG:.*]]: [[TYPE]]):
21
22! CHECK-NEXT:   %[[PRIV_ALLOC:.*]] = fir.alloca !fir.box<!fir.ptr<i32>> {bindc_name = "var1", pinned, uniq_name = "_QFdelayed_privatization_pointerEvar1"}
23! CHECK-NEXT:   %[[NULL:.*]] = fir.zero_bits !fir.ptr<i32>
24! CHECK-NEXT:   %[[INIT:.*]] = fir.embox %[[NULL]] : (!fir.ptr<i32>) -> !fir.box<!fir.ptr<i32>>
25! CHECK-NEXT:   fir.store %[[INIT]] to %[[PRIV_ALLOC]] : !fir.ref<!fir.box<!fir.ptr<i32>>>
26! CHECK-NEXT:   %[[PRIV_DECL:.*]]:2 = hlfir.declare %[[PRIV_ALLOC]]
27! CHECK-NEXT:   omp.yield(%[[PRIV_DECL]]#0 : [[TYPE]])
28
29! CHECK-NEXT: } copy {
30! CHECK: ^bb0(%[[PRIV_ORIG_ARG:.*]]: [[TYPE]], %[[PRIV_PRIV_ARG:.*]]: [[TYPE]]):
31! CHECK-NEXT:    %[[ORIG_BASE_VAL:.*]] = fir.load %[[PRIV_ORIG_ARG]]
32 ! CHECK-NEXT:   fir.store %[[ORIG_BASE_VAL]] to %[[PRIV_PRIV_ARG]] : !fir.ref<!fir.box<!fir.ptr<i32>>>
33! CHECK-NEXT:   omp.yield(%[[PRIV_PRIV_ARG]] : [[TYPE]])
34! CHECK-NEXT: }
35